If you’ve never heard of Google Sitemaps and you own a website, then you definetly need to check it out. It’s located here. What it does is give Google all of your URL’s and each page within your site. That way it can add all of your pages to its index.
It also gives detailed reports about the visibility of your pages on Google. You get better crawl coverage because you can tell Google when the last time the page was modified and how often its modified so the page is crawled often. People will be able to find your pages easier and you’ll get more traffic. It may take some time to get results in the form of traffic or stats on the Google Sitemap page, but be patient and it will pay off. Check out Google Sitemaps.